Home / 61,921,426.24-92,879,774.16-18,788,887.36

Finding the Fourth Proportional to 61,921,426.24, 92,879,774.16 and 18,788,887.36

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Solution

The fourth proportional to 61,921,426.24, 92,879,774.16 and 18,788,887.36 is: 28,182,613.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,921,426.24 : 92,879,774.16 = 18,788,887.36 : x
  2. Step 2: Convert to fraction form
    61,921,426.24/92,879,774.16 = 18,788,887.36/x
  3. Step 3: Cross multiply
    61,921,426.24x = 92,879,774.16 × 18,788,887.36
  4. Step 4: Simplify right side
    61,921,426.24x = 1,745,107,614,714,478.50
  5. Step 5: Solve for x
    x = 1,745,107,614,714,478.50/61,921,426.24
  6. Step 6: Final answer
    x = 28,182,613.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.